{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1377386686",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x40b8596c7a9502f8f87f5953b888bdac943288cee884ffede05042a50c276e97",
    "signature": "0x87e59cec31402057f1c5ae355a1419c7485d2d469ecd93b3c954fbd4299e500f2e19b23b600beaf5064efa03ec84e8ebbd6278fe440c553815f9c994ed0f71cb1c",
    "signer": "0x19EDB4c1a8740c323f6e57B80F3422C01875289e",
    "userId": "390804"
  }
}